• Definition for "mainspring"
    • the key springtime in a mechanical unit, particularly…
    • View More
  • Sentence for "mainspring"
    • When the spiritual stage of her…
    • View More
  • Quotes for "mainspring"
    • "The imagination is the spur of…"
    • View More
  • Same Context for "mainspring"

mainspring definition

  • noun:
    • the key springtime in a mechanical unit, particularly a watch or time clock, that drives the method by uncoiling.
    • the main motivating force: the mainspring of a reform activity.
    • the main spring of a clockwork device, that pushes it by uncoiling.
    • the most crucial reason behind some thing.
    • the key or vital spring in a piece of system, particularly the moving spring of a wristwatch or time clock or perhaps the springtime in a gunlock which impels the hammer.
    • The principal springtime of every piece of apparatus, because, in a gun-lock, the springtime which works the hammer; particularly, the coiled spring of a watch or other watch.
    • The impelling reason behind any action; the inciting motive.
    • the main springtime in a mechanical device (especially a clock or view); whilst uncoils it drives the method
113 votes

How would you define mainspring?

All the definitions on AZdictionary were written by people just like you. Now's your chance to add your own!